f mirrors.
_Phil. Trans._, 1803, pp. 214-232.

Account of the changes which have happened during the last twenty-five
years in the relative situation of double stars, with an investigation
of the cause to which they are owing.
_Phil. Trans._, 1803, pp. 339-382.
_Bode's Jahrbuch_, 1808, pp. 154-178.

Continuation of the account of the changes that have happened in the
relative situation of double stars.
_Phil. Trans._, 1804, pp. 353-384.
_Bode's Jahrbuch_, 1808, p. 226.

Aus einem Schreiben des Herrn Doctor HERSCHEL, datirt Slough, bey
Windsor, den 31. May, 1804.

[Relates to his theory of the relation between the solar radiation and
the price of wheat.]
_Bode's Jahrbuch_, 1808, p. 226.

Experiments for ascertaining how far telescopes will enable us to
determine very small angles, and to distinguish the real from the
spurious diameters of celestial and terrestrial objects, with an
application of the results of those experiments to a series of
observations on the nature and magnitude of Mr. HARDING'S lately
discovered star [_Juno_ (1804),].
_Phil. Trans._, 1805, pp. 31-70.

On the direction and velocity of the motion of the sun and solar system.
_Phil. Trans._, 1805, pp. 233-256.
_Bode's Jahrbuch_, IV. Suppl. Band, p. 67.

Observations on the singular figure of the planet _Saturn_.
_Phil. Trans._, 1805, pp. 272-280.
_Bode's Jahrbuch_, 1809, p. 197.

On the quantity and velocity of solar motion.
_Phil. Trans._, 1806, pp. 205-237.
_Bode's Jahrbuch_, 1811, p. 224.

Observations and remarks on the figure, climate, and atmosphere of
_Saturn_ and its ring.
_Phil. Trans._, 1806, pp. 455-467.
_Gilbert Annal._, XXXIV. (1810), pp. 82-105.
_Bode's Jahrbuch_, 1810, p. 228.

Experiments for investigating the cause of the colored concentric rings
discovered by Sir I. NEWTON between two object-glasses laid one upon
another.
_Phil. Trans._, 1807, pp. 180-233.
_Annal. de Chimie_, LXX., 1809, pp. 154